> > > > > +++ b/include/linux/mfd/bd71837.h
> > > > > @@ -0,0 +1,391 @@
> > > > > +/* SPDX-License-Identifier: GPL-2.0-or-later */
> > > >
> > > > I thought these were meant to use C++ (//) comments?
> > >
> > > The checkpatch.pl did complain if I used // comment on SPDX line for
> > > header file. OTOH for c-file it required // comments and complained
> > > about /* */ - version. So I did as it suggested and used
> >
> > Well that's just dandy -- who comes up with this stuff?
>
> Engineers I bet =)
Ones who do not suffer from OCD, clearly!
> > > > > +/* Copyright (C) 2018 ROHM Semiconductors */
> > > > > +
> > > > > +/*
> > > > > + * ROHM BD71837MWV header file
> > > > > + */
> > > >
> > > > If you prefix the mentions of (BD,bd)71837 with (ROHM,rohm) then this
> > > > comment becomes redundant and you can remove it.
> > >
> > > I am sorry but I am not sure what you suggest here. Do you mean I should
> > > add ROHM or rohm to all definitions here? I think that would make
> > > definitions pretty long so I would certinly need to split more lines.
> > > Such cange would also impact already applied patches. So maybe I
> > > misinterpreted your comment? And in case I did not - can this prefixing of
> > > types - be done as a separate patch set as it impacts to regulators and
> > > clk too? (clk is not yet applied so that is easy to change though).
> >
> > Any lines which are already long, you can justify as not having to do
> > this, however I think for the filenames and function names it would
> > be nice if they were prefixed.
>
> Right. For file names this should be easily doable. And when the regmap
> wrappers are removed there are no public functions left. And I think the
> name of file containing the functions is sufficient for grouping
> functions under "Rohm", right?
That's fine.
> > Filenames are particularly important. That way all of the Rohm
> > drivers will be grouped. Unless you can be assured that all Rohm
> > devices will be prefixed by 'bd', then the point is slightly mooted,
> > however since 'bd' doesn't really correlate with 'rohm' it's still
> > difficult to assume that bd* drivers are associated with Rohm -- if
> > you catch my drift.
>
> I guess I do catch it. And no, all ROHM stuff will definitely not be
> prefixed with bd - which is the name of the power chip
> I mean power IC series.
Now you're getting it! ;)
> > > > > +struct bd71837_board {
> > > > > + struct regulator_init_data *init_data[BD71837_REGULATOR_CNT];
> > > > > + int gpio_intr;
> > > > > +};
> > > >
> > > > Where is this populated?
> > > >
> > > Currently nowhere as I use device-tree for getting the regulator/irq
> > > config. This is for architectures which do not use DT - but as I don't
> > > have one for testing I did leave the depends_on OF. If it was populated
> > > I would expect it to be done in some setup code.
> >
> > Please don't add code for 'what ifs'.
> >
> > Please remove it and add it back when you need it.
>
> Allright. Although this will also break the regulator part then...
Well, it's broken anyway ...
> > > > > +/*
> > > > > + * bd71837 sub-driver chip access routines
> > > > > + */
> > > > > +
> > > >
> > > > Please don't abstract APIs for no reason.
> > > >
> > > > Use the regmap_* API directly instead.
> > > >
> > >
> > > Yes. This was already pointed out by Stephen Boyd. But again, as part of
> > > the patches (reguators) were already applied using the wrappers - I asked
> > > if I can remove these in separate patch set after getting this initial
> > > version out.
> >
> > That is one of the issues with applying related patches without each
> > of them being reviewed first. Applying unsuitable code is not the
> > correct thing to do, sorry.
>
> So I assume you are not Ok with adding the wrappers and removing them
> with later set of patches? I'll do following workaround then:
No, I'm not okay with that at all. :|
> 1. Change MFD Kconfig option name => current regulator code will not be
> compiled even if the MFD would be applied.
> 2. Change MFD according to this discussion (and break the compatibility
> with applied regulator code)
> 3. Fix the regulator code with further patches to Mark
> 4. Fix the depends_on Kconfig option in regulator tree to match the new
> one suggested here.
>
> Does this sound reasonable?
That's how I would do it.
--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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